Company lists · Data refreshed November 2026

Top 25 Transformer model development companies based in the United States

RevenueBase identified 138 company matches for transformer model development companies associated with the United States as of November 2026 and tracks 4,776 professional contacts across them, including 1,258 with verified work emails. New York is the largest hub.

This list covers company matches for transformer model development companies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
138Companies
4,776Contacts tracked
1,258Verified emails
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The 25 largest transformer model development companies based in the United States

Ranked by team size
Top 25 of 138 company matches for transformer model development companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGreer, ID, United StatesHQ recorded Nov 6, 2026201-500311 contacts →

Exact match

“Maddox serves the commercial, industrial, utility, and renewables segments of the transformer market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMontgomery, AL, United StatesHQ recorded Nov 6, 2026201-500212 contacts →

Exact match

“HD Hyundai Power Transformers USA, Inc, a subsidiary of HD Hyundai Electric Systems, stands as a premier transformer manufacturer located in Montgomery, Alabama.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCanonsburg, NC, United StatesHQ recorded Nov 6, 2026201-500192 contacts →

Exact match

“Pennsylvania Transformer Technology LLC (PTT) is a US-owned, industry leading manufacturer of a wide range of sizes and types of power transformers for the investor-owned…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLake Mary, FL, United StatesHQ recorded Nov 6, 2026201-500154 contacts →

Exact match

“At JST Power Equipment, we pride ourselves on delivering world-class transformer and electrical equipment solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVernon, CA, United StatesHQ recorded Nov 6, 2026201-500131 contacts →

Exact match

“MGM Transformers is now part of Forgent Power Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“In 36 months, agentic AI systems will be an operating reality across major institutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWaco, TX, United StatesHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“VanTran Transformers is now part of Forgent Power Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRichmond, IL, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“75 Years of Engineering Excellence in the Delivered Worldwide Olsun Electrics is the industry’s most trusted partner for custom dry-type transformers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLake Park, FL, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“We collaborate with customers to deliver cost-effective, well-developed commercial transformer and industrial transformer solutions that meet unique specifications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchJordan, MN, United StatesHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“JORDAN TRANSFORMER's engineering and production team has 50 years of experience working for utilities and industrial customers on virtually all types of power transformers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCambridge, TX, United StatesHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“We are a leading AI development company that assists businesses of all sizes to conceptualize, design, and build enterprise AI applications, train and enhance LLMs, and hire…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMilpitas, CA, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Quality Transformer and Electronics designs and manufactures custom transformers, inductors, reactors and electrictronic assemblies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSeneca, SC, United StatesHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“CORE Transformers is the premier supplier of electrical distribution transformers for the commercial, industrial, renewable, and critical power markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAnaheim, CA, United StatesHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Since 1981, Pacific Transformer has remained a market leader in the field of custom transformers, magnetic engineering, and power transformer design.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchGoodyear, AZ, United StatesHQ recorded Nov 6, 2026501-1,00026 contacts →

Exact match

“Jefferson Electric delivers precision-engineered transformer solutions trusted across industrial, commercial, and utility markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEl Dorado Hills, CA, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Nexyom is at the forefront of transforming the future through artificial intelligence and machine learning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNephi, UT, United StatesHQ recorded Nov 6, 20261-1021 contacts →

Exact match

“UTB is among the top dealers of liquid filled electrical transformers in the nation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew York, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Data Engineering and AI consultancy company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAlpharetta, GA, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“At Pi R-Square Solutions, balanced growth is achieved by integrating advanced technology with thoughtful strategies to deliver innovative solutions that ensure sustainable…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“At D Volt Co, we help accelerate the infrastructure behind AI and next-generation data centers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“We execute the whole, or any part of the machine learning development pipeline from exploration to deployed solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Texas Transformers and Equipment serves the commercial, industrial, and renewables segments of the transformer market in the US.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchFombell, PA, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“MAKING THE FIRST CHOICE AN EASY CHOICE Acutran dry-type transformers are available in multiple designs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchGrand Haven, MI, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Custom transformer design and manufacture”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchEndicott, NY, United StatesHQ recorded Nov 6, 2026201-50012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 138 transformer model development companies based in the United States

See the full list, filter by size, metro and specialty, and access 1,258 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transformer model development companies based in the United States at a glance

As of Nov 6, 2026
26.3%Verified-email coverage
34.6Average contacts per company
11-50Median size (employees)
6.5%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
60
11-50
49
51-200
15
201-500
8
501-1,000
2
1,001-5,000
2
5,001-10,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 138 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “transformer model development companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,258 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “transformer model development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transformer model development companies are there based in the United States?

RevenueBase identified 138 company matches for transformer model development companies associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Maddox Industrial Transformer tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most transformer model development companies?

New York leads with 9 company records, followed by Houston (6) and San Francisco (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,258 professional contacts with verified work emails tracked across these 138 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.